Catalogued in RISM as “Alessandro Magno in Sidone (Excerpts); Manuscript copy; I-MOe MS Mus.G.315.” by Anonymus. RISM 850013795
Same musicTitle already names the work
'Amami seguimi pregami' matches, with the same words and transposed, an excerpt from Ziani's setting of Alessandro Magno in Sidone.
Attributed copies compared (1 of 1 encoded incipit match):
1.1.1 · A · “Amami seguimi pregami” · 13 of 19 pitches agree
'8.F6C4C8.A6G4G/''8.C'6B4A8.G6C4C/F8.E6F2G/4-8EGDE8.D6C/8C8.64''C'GG''EDD/GFED'GG/''4C'8B''C2D/Catalogue data and incipits come from RISM (Répertoire International des Sources Musicales), CC BY 4.0. Incipits are rendered with Verovio. Source and data: https://github.com/aaymeloglu/rism-attributions.